mutter/clutter/clutter-bind-constraint.h
Emmanuele Bassi 32ad63efef bind-constraint: Add width and height binding
Allow using the BindConstraint to bind width and height of a source
actor.

Also, add a test for the BindConstraint showing all types of usages
for this constraint class.
2010-06-28 18:06:23 +01:00

89 lines
3.3 KiB
C

/*
* Clutter.
*
* An OpenGL based 'interactive canvas' library.
*
* Copyright (C) 2010 Intel Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Author:
* Emmanuele Bassi <ebassi@linux.intel.com>
*/
#if !defined(__CLUTTER_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
#error "Only <clutter/clutter.h> can be included directly."
#endif
#ifndef __CLUTTER_BIND_CONSTRAINT_H__
#define __CLUTTER_BIND_CONSTRAINT_H__
#include <clutter/clutter-constraint.h>
G_BEGIN_DECLS
#define CLUTTER_TYPE_BIND_CONSTRAINT (clutter_bind_constraint_get_type ())
#define CLUTTER_BIND_CONSTRAINT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), CLUTTER_TYPE_BIND_CONSTRAINT, ClutterBindConstraint))
#define CLUTTER_IS_BIND_CONSTRAINT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), CLUTTER_TYPE_BIND_CONSTRAINT))
/**
* ClutterBindConstraint:
*
* <structname>ClutterBindConstraint</structname> is an opaque structure
* whose members cannot be directly accessed
*
* Since: 1.4
*/
typedef struct _ClutterBindConstraint ClutterBindConstraint;
/**
* ClutterBindCoordinate:
* @CLUTTER_BIND_X: Bind the X coordinate
* @CLUTTER_BIND_Y: Bind the Y coordinate
* @CLUTTER_BIND_Z: Bind the Z coordinate
* @CLUTTER_BIND_WIDTH: Bind the width
* @CLUTTER_BIND_HEIGHT: Bidng the height
*
* Specifies which property should be used in a binding
*
* Since: 1.4
*/
typedef enum { /*< prefix=CLUTTER_BIND >*/
CLUTTER_BIND_X,
CLUTTER_BIND_Y,
CLUTTER_BIND_Z,
CLUTTER_BIND_WIDTH,
CLUTTER_BIND_HEIGHT
} ClutterBindCoordinate;
GType clutter_bind_constraint_get_type (void) G_GNUC_CONST;
ClutterConstraint * clutter_bind_constraint_new (ClutterActor *source,
ClutterBindCoordinate coordinate,
gfloat offset);
void clutter_bind_constraint_set_source (ClutterBindConstraint *constraint,
ClutterActor *actor);
ClutterActor * clutter_bind_constraint_get_source (ClutterBindConstraint *constraint);
void clutter_bind_constraint_set_coordinate (ClutterBindConstraint *constraint,
ClutterBindCoordinate coordinate);
ClutterBindCoordinate clutter_bind_constraint_get_coordinate (ClutterBindConstraint *constraint);
void clutter_bind_constraint_set_offset (ClutterBindConstraint *constraint,
gfloat offset);
gfloat clutter_bind_constraint_get_offset (ClutterBindConstraint *constraint);
G_END_DECLS
#endif /* __CLUTTER_BIND_CONSTRAINT_H__ */